Definition: You are given a question on virology. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Input: In HIV-associated tuberculosis cases, treatment with antiretrovirals should begin:
(A)Before antiretroviral drugs are started (B)After antiretroviral drugs are started (C)Concurrently with antiretroviral drugs (D)Doesn’t make any difference

C